Examples with SwingWorker javax.swing.SwingWorker used on opensource projects

Example 41 with SwingWorker

use of javax.swing.SwingWorker in project jgnash by ccavanaugh.

the class BudgetPanel method initBudgetCombo.

private void initBudgetCombo() {
    budgetCombo = new BudgetComboBox();
    SwingWorker<StoredObject, Void> worker = new SwingWorker<StoredObject, Void>() {

        @Override
        protected StoredObject doInBackground() throws Exception {
            Preferences preferences = Preferences.userNodeForPackage(BudgetPanel.class);
            String lastBudgetUUID = preferences.get(LAST_BUDGET, null);
            StoredObject o = null;
            if (lastBudgetUUID != null) {
                o = engine.getBudgetByUuid(lastBudgetUUID);
            }
            return o;
        }

        @Override
        protected void done() {
            try {
                StoredObject o = get();
                if (o != null && o instanceof Budget) {
                    budgetCombo.setSelectedBudget((Budget) o);
                    activeBudget = (Budget) o;
                }
                if (activeBudget == null) {
                    List<Budget> budgets = engine.getBudgetList();
                    if (!budgets.isEmpty()) {
                        budgetCombo.setSelectedBudget(budgets.get(0));
                        activeBudget = budgets.get(0);
                    }
                }
                // the combo takes the full toolbar space unless limited
                budgetCombo.setMaximumSize(new Dimension(COMBO_BOX_WIDTH, budgetCombo.getPreferredSize().height * 3));
                budgetCombo.addActionListener(e -> {
                    if (activeBudget != budgetCombo.getSelectedBudget()) {
                        refreshDisplay();
                    }
                });
            } catch (final InterruptedException | ExecutionException e) {
                logger.log(Level.SEVERE, e.getLocalizedMessage(), e);
            }
        }
    };
    worker.execute();
}